Finding the Fourth Proportional to 1,766,226.69, 2,647,740.35 and 1,226,737.70
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Solution
The fourth proportional to 1,766,226.69, 2,647,740.35 and 1,226,737.70 is: 1,838,995.47
Step by Step Solution
- Step 1: Write the proportion equation
1,766,226.69 : 2,647,740.35 = 1,226,737.70 : x - Step 2: Convert to fraction form
1,766,226.69/2,647,740.35 = 1,226,737.70/x - Step 3: Cross multiply
1,766,226.69x = 2,647,740.35 × 1,226,737.70 - Step 4: Simplify right side
1,766,226.69x = 3,248,082,887,783.81 - Step 5: Solve for x
x = 3,248,082,887,783.81/1,766,226.69 - Step 6: Final answer
x = 1,838,995.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.